Dual carabiner



FIG. 1 shows a front perspective view of a dual carabiner;

FIG. 2 shows a left side view of the dual carabiner of FIG. 1;

FIG. 3 shows a right side view of the dual carabiner of FIG. 1;

FIG. 4 shows a front view of the dual carabiner of FIG. 1;

FIG. 5 shows a rear view of the dual carabiner of FIG. 1;

FIG. 6 shows a top view of the dual carabiner of FIG. 1; and,

FIG. 7 shows a bottom view of the dual carabiner of FIG. 1. 

CLAIM The ornamental design for the dual carabiner, as shown and described. 